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In the event of a system failure, AIX must preserve any information necessary to determine cause of failure and any information necessary to return to operations with least disruption to mission processes.


Overview

Finding ID Version Rule ID IA Controls Severity
V-215407 AIX7-00-003109 SV-215407r508663_rule Medium
Description
Failure to a known state can address safety or security in accordance with the mission/business needs of the organization. Failure to a known secure state helps prevent a loss of confidentiality, integrity, or availability in the event of a failure of the information system or a component of the system. Preserving operating system state information helps to facilitate operating system restart and return to the operational mode of the organization with least disruption to mission/business processes.
STIG Date
IBM AIX 7.x Security Technical Implementation Guide 2022-06-06

Details

Check Text ( C-16605r294672_chk )
To display the current dump device settings enter the following command:
#sysdumpdev -l

primary /dev/lg_dumplv
secondary /dev/sysdumpnull
copy directory /var/adm/ras
forced copy flag TRUE
always allow dump FALSE
dump compression ON
type of dump fw-assisted
full memory dump disallow

If the primary device and copy directory is not configured, this is a finding.
Fix Text (F-16603r294673_fix)
The "sysdumpdev" command should be used to configure dump device.

#sysdumpdev -p "Primary dump device"
#sysdumpdev -d

Note: The "-d " specifies the directory the device is copied to at boot time.